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| 1 /* |
| 2 * va_drm_utils.h - VA/DRM Utilities |
| 3 * |
| 4 * Copyright (c) 2012 Intel Corporation. All Rights Reserved. |
| 5 * |
| 6 * Permission is hereby granted, free of charge, to any person obtaining a |
| 7 * copy of this software and associated documentation files (the |
| 8 * "Software"), to deal in the Software without restriction, including |
| 9 * without limitation the rights to use, copy, modify, merge, publish, |
| 10 * distribute, sub license, and/or sell copies of the Software, and to |
| 11 * permit persons to whom the Software is furnished to do so, subject to |
| 12 * the following conditions: |
| 13 * |
| 14 * The above copyright notice and this permission notice (including the |
| 15 * next paragraph) shall be included in all copies or substantial portions |
| 16 * of the Software. |
| 17 * |
| 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. |
| 21 * IN NO EVENT SHALL INTEL AND/OR ITS SUPPLIERS BE LIABLE FOR |
| 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, |
| 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE |
| 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. |
| 25 */ |
| 26 |
| 27 #ifndef VA_DRM_UTILS_H |
| 28 #define VA_DRM_UTILS_H |
| 29 |
| 30 #include <va/va_backend.h> |
| 31 |
| 32 /** |
| 33 * \file va_drm_utils.h |
| 34 * \brief VA/DRM Utilities |
| 35 * |
| 36 * This file contains VA/DRM utility functions. The API herein defined is |
| 37 * internal to libva. Users include the VA/DRM API itself or VA/Android, |
| 38 * should it be based on DRM. |
| 39 */ |
| 40 |
| 41 #ifdef __cplusplus |
| 42 extern "C" { |
| 43 #endif |
| 44 |
| 45 /** |
| 46 * \brief Returns the VA driver name for the active display. |
| 47 * |
| 48 * This functions returns a newly allocated buffer in @driver_name_ptr that |
| 49 * contains the VA driver name for the active display. Active display means |
| 50 * the display obtained with any of the vaGetDisplay*() functions. |
| 51 * |
| 52 * The VADriverContext.drm_state structure must be valid, i.e. allocated |
| 53 * and containing an open DRM connection descriptor. The DRM connection |
| 54 * does *not* need to be authenticated as it only performs a call to |
| 55 * drmGetVersion(). |
| 56 * |
| 57 * @param[in] ctx the pointer to a VADriverContext |
| 58 * @param[out] driver_name_ptr the newly allocated buffer containing |
| 59 * the VA driver name |
| 60 * @return VA_STATUS_SUCCESS if operation is successful, or another |
| 61 * #VAStatus value otherwise. |
| 62 */ |
| 63 DLL_HIDDEN |
| 64 VAStatus |
| 65 VA_DRM_GetDriverName(VADriverContextP ctx, char **driver_name_ptr); |
| 66 |
| 67 /**@}*/ |
| 68 |
| 69 #ifdef __cplusplus |
| 70 } |
| 71 #endif |
| 72 |
| 73 #endif /* VA_DRM_UTILS_H */ |
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